Home / 1,362.84-2,033.80-1,217.04

Finding the Fourth Proportional to 1,362.84, 2,033.80 and 1,217.04

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Solution

The fourth proportional to 1,362.84, 2,033.80 and 1,217.04 is: 1,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.84 : 2,033.80 = 1,217.04 : x
  2. Step 2: Convert to fraction form
    1,362.84/2,033.80 = 1,217.04/x
  3. Step 3: Cross multiply
    1,362.84x = 2,033.80 × 1,217.04
  4. Step 4: Simplify right side
    1,362.84x = 2,475,215.95
  5. Step 5: Solve for x
    x = 2,475,215.95/1,362.84
  6. Step 6: Final answer
    x = 1,816.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.